// import static java.lang.Math.*;

public class Day1 {

    public static double CM_PER_INCH = 2.54;

    public static void main(String[] args)
    {
//        double paperWidth = 8.5;
//        double paperHeight = 11;
//        final int digit = 3;
//        System.out.println("Paper size in centimeters: " +
//                paperWidth*CM_PER_INCH + " by " + paperHeight*CM_PER_INCH);
//        System.out.print(digit + "\n");

        int a = 0;
        System.out.println(Math.floorMod(a, 12));
        System.out.println(Math.PI);
        System.out.println(Math.E);
    }
}
